红外技术, 2013, 35 (2): 78, 网络出版: 2013-03-01
4×128双色线列红外探测器成像电路设计
Imaging Circuit Design of 4×128 Two-color Linear Array Infrared Detector
双色红外线列探测器 一维扫描成像 非均匀校正 电路设计 two-color line array infrared detector one dimensional scanning imaging field programmable gate array FPGA non-uniformity correction circuit design
摘要
介绍了针对 4×128双色线列探测器而设计的成像电路系统, 其硬件电路主要包括探测器适配电路、视频模拟信号调理电路、模数转换电路、图像预处理电路、数字图像输出接口电路等。探测器驱动时序、一维扫描成像时序、 AD采样时序和接口时序由 FPGA来实现, 采用 VHDL语言完成时序设计。
Abstract
This article describes the imaging system designed for the 4×128 two-color linear array detector. The hardware circuit includes the detector adapter circuit, video analog signal conditioning circuit, analog-to-digital conversion circuit, image pre-processing circuit, digital image output interface circuit, etc. The detector drive sequence, one dimensional scanning imaging sequence, AD sampling sequence and interface timing are realized by FPGA.
秦金明, 陈宝国, 李丽娟, 赵亮. 4×128双色线列红外探测器成像电路设计[J]. 红外技术, 2013, 35(2): 78. QIN Jin-ming, CHEN Bao-guo, LI Li-juan, ZHAO Liang. Imaging Circuit Design of 4×128 Two-color Linear Array Infrared Detector[J]. Infrared Technology, 2013, 35(2): 78.